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libio: Use stdin consistently for input functions [BZ #24153]

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The internal _IO_stdin_ variable is not updated when the application
assigns to stdin, which is a GNU extension.
This commit is contained in:
Florian Weimer
2019-02-03 09:37:30 +01:00
parent c70824b9a4
commit ee9941f94e
11 changed files with 157 additions and 29 deletions
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2
libio/vscanf.c
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@ -37,6 +37,6 @@
int
_IO_vscanf (const char *format, va_list args)
{
return __vfscanf_internal (_IO_stdin, format, args, 0);
return __vfscanf_internal (stdin, format, args, 0);
}
ldbl_weak_alias (_IO_vscanf, vscanf)